Skip to main content

Ammonium benzoate

ADVERTISEMENT
Identification
Molecular formula
C7H9NO2
CAS number
1863-63-4
IUPAC name
ammonium;benzoate
State
State
Ammonium benzoate is a solid at room temperature. It is often encountered in its white crystalline form.
Melting point (Celsius)
198.00
Melting point (Kelvin)
471.00
Boiling point (Celsius)
330.00
Boiling point (Kelvin)
603.00
General information
Molecular weight
139.15g/mol
Molar mass
139.1480g/mol
Density
1.2300g/cm3
Appearence
Ammonium benzoate typically appears as a white crystalline powder. It is known for its fine texture and may clump when exposed to moisture due to its hygroscopic nature.
Comment on solubility

Solubility of Ammonium Benzoate

Ammonium benzoate, a salt derived from benzoic acid and ammonia, showcases interesting solubility characteristics that make it valuable in various applications. Here are some key points regarding its solubility:

  • Water Solubility: Ammonium benzoate is highly soluble in water. This property is primarily due to the ionic nature of the compound, which facilitates its dissociation into ammonium (NH4+) and benzoate (C6H5COO-) ions.
  • Temperature Dependence: The solubility of ammonium benzoate tends to increase with rising temperature, which is typical for many salts.
  • Influence of pH: The solubility of ammonium benzoate may also be affected by the pH of the solution, with more soluble behavior observed in acidic conditions where benzoic acid is less dissociated.
  • Comparison with Similar Compounds: Compared to other benzoate salts, ammonium benzoate often exhibits better solubility in water, which is an important consideration in its applications in pharmaceuticals and food preservation.

In summary, the solubility of ammonium benzoate is characterized by its high solubility in water, temperature sensitivity, and reactions to pH changes. This solubility profile enables its effective use in various industrial and laboratory settings. As the saying goes, "Like dissolves like," and in this case, ammonium benzoate fits perfectly into aqueous environments!

Interesting facts

Interesting Facts about Ammonium Benzoate

Ammonium benzoate is a fascinating compound that plays significant roles in various fields, including food preservation and pharmaceuticals. Here are some intriguing aspects of ammonium benzoate:

  • Historical Significance: Ammonium benzoate is derived from benzoic acid, a compound that has been used since ancient times. The use of benzoic acid as a preservative dates back to cultures that utilized it to enhance the shelf life of food.
  • Food Industry Role: This salt acts as a food preservative due to its antimicrobial properties. It is particularly effective against certain bacteria and fungi, making it valuable in extending the durability of various food products.
  • Pharmaceutical Applications: In medicine, ammonium benzoate is occasionally used as a urinary alkalizing agent. By neutralizing acidity in the urine, it helps to improve the solubility of certain medications and facilitate urinary excretion.
  • Environmental Impact: Ammonium benzoate is biodegradable and considered environmentally friendly, which contrasts sharply with some synthetic preservatives. This quality makes it an appealing option in sustainable product formulations.
  • Unique Chemical Properties: The presence of both ammonium and benzoate ions allows this compound to participate in various chemical reactions, enabling it to be a versatile building block in organic synthesis.

In summary, ammonium benzoate is more than just a simple salt; it is a compound with a rich history and diverse applications. Its combination of preservative qualities and biodegradable nature makes it a subject of interest not only in chemistry but also in environmental science and food technology.

Synonyms
AMMONIUM BENZOATE
1863-63-4
Ammonii benzoas
Benzoic acid, ammonium salt
Vulnoc AB
Ammonium benzoicum
HSDB 555
UNII-AC80WD7GPF
NSC 7918
EINECS 217-468-9
AI3-07834
Ammonium benzoate [USP]
AC80WD7GPF
DTXSID4041602
Ammonium benzoate (USP)
DTXCID2021602
217-468-9
nsc-7918
ammoniumbenzoat
azanium;benzoate
Benzoic acid, ammonium salt (1:1)
SCHEMBL36721
AKOS015839085
DB-044596
NS00082025
A813026